drm/nouveau/ttm: fix crash as a result of a recent ttm change
"drm/ttm: callback move_notify any time bo placement change v4" failed to
avoid a NULL pointer dereference in nouveau caused by move_notify being
expected to handle that case now.
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c
index f12dd0f..8cf4a48 100644
--- a/drivers/gpu/drm/nouveau/nouveau_bo.c
+++ b/drivers/gpu/drm/nouveau/nouveau_bo.c
@@ -682,8 +682,7 @@
if (mem->mem_type == TTM_PL_VRAM)
nouveau_vm_map(vma, node);
else
- nouveau_vm_map_sg(vma, 0, mem->num_pages << PAGE_SHIFT,
- node, node->pages);
+ nouveau_vm_map_sg(vma, 0, mem->num_pages << PAGE_SHIFT, node);
return 0;
}
@@ -810,7 +809,6 @@
static void
nouveau_bo_move_ntfy(struct ttm_buffer_object *bo, struct ttm_mem_reg *new_mem)
{
- struct nouveau_mem *node = new_mem->mm_node;
struct nouveau_bo *nvbo = nouveau_bo(bo);
struct nouveau_vma *vma;
@@ -822,7 +820,7 @@
nvbo->page_shift == vma->vm->spg_shift) {
nouveau_vm_map_sg(vma, 0, new_mem->
num_pages << PAGE_SHIFT,
- node, node->pages);
+ new_mem->mm_node);
} else {
nouveau_vm_unmap(vma);
}
@@ -1173,7 +1171,7 @@
nouveau_vm_map(vma, nvbo->bo.mem.mm_node);
else
if (nvbo->bo.mem.mem_type == TTM_PL_TT)
- nouveau_vm_map_sg(vma, 0, size, node, node->pages);
+ nouveau_vm_map_sg(vma, 0, size, node);
list_add_tail(&vma->head, &nvbo->vma_list);
vma->refcount = 1;